the answers may rest in khan's stomach. it's one reason the medical examiner wants his body exhumed. i would think that one of the things you would clearly focus on is what was the last meal or the last food consumed. would that be of interest? >> well, as part of any autopsy, we look at the gastric contents. in some cases we analyze if it's relevant to the case. in this case, we would be looking at the gastric content, but that's part of any forensic autopsy. >> khan's widow is 32 years old and she's now inside running the family business. i asked her for an interview, but she said she's simply not ready to talk. she did tell me that she and her husband were very much in love and that she misses him beyond words, and that she supports the exhumation of his body, hoping it will reveal the truth, but probate court documents suggest all is not well between khan's widow and his siblings. they paint a picture of a family deeply divided over khan's estate, especially after his lottery winners, which after taxes came to about $45